Electron: Extension tab APIs operate across session boundaries

Impact Extension tab and scripting APIs were not scoped to the extension's own session. A malicious or compromised extension loaded into one session could navigate, script, and read from windows belonging to a different session. Apps are only affected if they load Chrome extensions via...

CVE-2026-70602 Electron: Extension tab APIs operate across session boundaries

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.8, 40.9.0, 41.2.1, and 42.0.0-beta.3, extension tab and scripting APIs were not scoped to the extension's own session. A malicious or compromised extension loaded into one session...

CVE-2026-1842

HyperCloud versions 2.3.5 through 2.6.8 improperly allowed refresh tokens to be used directly for resource access and failed to invalidate previously issued access tokens when a refresh token was used. Because refresh tokens have a significantly longer lifetime default one year, an authenticated...

Best Practices Regarding Sharing of a Single User Account Across Multiple Users

Microsoft strongly recommends customers avoid the use of a 'common' or 'shared' Windows logon account. A single user account should never be shared amongst different users. This is especially true when users are logging into the same physical machine. Customers who have solutions designed this wa...